lock

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/lɒk/
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A device that secures something to keep it closed or fixed.

Examples

  • He was selected as the starting lock for the championship match.
  • The captain decided to lock the vessel into the next lock before nightfall.
  • He checked the lock before leaving the house.
  • She turned the lock with a tiny brass key.
  • A golden lock fell from the princess’s crown.

Similar words

shut
fix
wave
catch
big man
secure
seal
hairpiece
guarantee
scrum player

Meanings

Fastening device

noun
everyday
neutral
A device that keeps a door, drawer, or similar object closed and can be opened with a key, combination, or other mechanism.

Examples

  • She turned the lock with a tiny brass key.
  • The old chest had a rusted lock that barely turned.
  • He checked the lock before leaving the house.
  • The hotel room lock clicked shut as she pulled the door.
  • A child tried to pick the lock on the garden gate.
  • The bike’s lock was a heavy steel cable.
  • When the lock jammed, the locksmith had to replace it.

Similar words

Secure with a lock

verb
everyday
neutral
To fasten something so that it can only be opened with a key, combination, or similar method.

Examples

  • Please lock the gate after you finish feeding the goats.
  • She locked the diary with a password to keep it private.
  • He always locks his bike to a sturdy post.
  • The manager locked the file so no one could edit it.
  • They locked the safe after placing the documents inside.
  • Remember to lock the back door before you go to bed.
  • The technician locked the cabinet to prevent accidental changes.

Similar words

Canal lock

noun
nautical
neutral
A chamber in a canal or river that can be filled or emptied to raise or lower boats between different water levels.

Examples

  • The boat entered the lock and waited for the water to rise.
  • Tourists often photograph the massive lock on the canal.
  • Engineers inspected the lock for any leaks before the flood season.
  • The lock was closed, so the barges had to stop and wait.
  • She guided the narrow vessel through the lock with great care.
  • The water level in the lock rose slowly as the gates opened.
  • Maintenance crews cleaned the lock to keep it operating smoothly.

Similar words

Pass through a lock

verb
nautical
neutral
To move a vessel into or out of a canal lock, allowing it to change water level.

Examples

  • The captain decided to lock the vessel into the next lock before nightfall.
  • We had to lock the barge carefully to avoid hitting the side walls.
  • During the tour, the guide locked each ship into the lock one after another.
  • The crew locked the boat as the water level began to drop.
  • She watched the pilot lock the ferry into the lock with steady hands.
  • When the tide changed, the skipper locked the vessel into the lock to stay safe.
  • The river traffic officer instructed the captain to lock the ship promptly.

Similar words

Lock of hair

noun
beauty
neutral
A small bunch or strand of hair that hangs together.

Examples

  • She brushed a stray lock of hair behind her ear.
  • The wind tangled his lock into a wild curl.
  • A golden lock fell from the princess’s crown.
  • He ran his fingers through his thick lock.
  • The stylist trimmed the lock to match the new haircut.
  • A single lock stuck out from the otherwise smooth braid.
  • She tied the lock with a delicate ribbon.

Similar words

Computer lock

noun
computer
neutral
A mechanism that restricts access to a resource so that only one process can use it at a time.

Examples

  • The program uses a lock to prevent two threads from writing at the same time.
  • When the database is busy, a lock is placed on the record.
  • Developers must release the lock after finishing the critical section.
  • A dead lock occurred because each process waited for the other.
  • The file system applies a lock before allowing edits.
  • To avoid race conditions, the code acquires a lock early.
  • The scheduler checks for a lock before assigning CPU time.

Similar words

Rugby lock

noun
sport
neutral
A player who occupies the second-row position in a rugby scrum, usually tall and strong.

Examples

  • The team's lock dominated the lineout with his height.
  • He was selected as the starting lock for the championship match.
  • The lock drove forward, powering the scrum.
  • A strong lock can make a huge difference in set pieces.
  • The coach praised the lock for his relentless work rate.
  • During the ruck, the lock kept his ground firmly.
  • Fans cheered when the lock lifted the ball in the lineout.

Similar words

Lock in (commit)

verb
business
informal
To secure or guarantee something, such as a price or agreement, so that it cannot change.

Examples

  • Investors want to lock in a low price before the market rises.
  • She managed to lock in the deal with a quick handshake.
  • The airline offered a discount to lock in seats early.
  • He tried to lock in his spot on the team by training hard.
  • The contract will lock in the interest rate for five years.
  • We need to lock in the schedule now to avoid conflicts.
  • By signing today, you can lock in the promotional price.

Similar words

Etymology

From Old English locc ‘lock of hair’, related to Old Norse lokkr, Dutch lok, and German Locke.

FAQ

What does lock mean as a device that keeps something closed?

A lock is a fastening device that keeps a door, drawer or similar object closed and can be opened with a key or other mechanism.

How do you lock a door?

To lock a door you engage its fastening mechanism so it can only be opened with a key, combination or similar method.

What is a canal lock?

A canal lock is a water chamber that can be filled or emptied to raise or lower boats between different water levels.

How does a boat lock into a canal?

To lock a boat into a canal you move it into the lock chamber and adjust the water level so it can enter or exit.

What is a lock of hair?

A lock of hair is a small strand or bunch that hangs together.

What is a computer lock?

In computing a lock is a mechanism that restricts access so that only one process can use a resource at a time.

What does it mean to lock in a price?

To lock in a price means to guarantee or fix it so it cannot change.

Where does the word lock come from?

The word lock comes from Old English locc, related to Old Norse lokkr, Dutch lok, and German Locke.

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